Hamilton Fairfield Threshold Days by Year (USC00333483)

19 fixed thresholds counted per year at Hamilton Fairfield (USC00333483): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hamilton Fairfield Thresholds

Hamilton Fairfield: nights with a minimum temperature at or below 0 C (32 F) in 66 years, most in 1917 with 144.
Hamilton Fairfield: nights with a minimum temperature at or below -10 C (14 F) in 66 years, most in 1977 with 44.
Hamilton Fairfield: nights with a minimum temperature at or above 20 C (68 F) in 66 years, most in 1921 with 48.
Hamilton Fairfield: days with a maximum temperature at or above 30 C (86 F) in 65 years, most in 1936 with 104.
19 fixed thresholds have at least one qualifying day at Hamilton Fairfield.

Days at or above 30 C (86 F)

65 years with a qualifying day

Days per year at Hamilton Fairfield with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 104 in 1936.

Days at or above 30 C (86 F) per year at Hamilton Fairfield
Year	Days	Decade average
1914	84	73.4
1915	61	73.4
1917	65	73.4
1918	73	73.4
1919	84	73.4
1920	85	75.4
1921	81	75.4
1922	84	75.4
1923	69	75.4
1924	58	75.4
1930	86	83.5
1931	89	83.5
1932	85	83.5
1933	92	83.5
1934	101	83.5
1935	66	83.5
1936	104	83.5
1937	66	83.5
1938	64	83.5
1939	82	83.5
1940	76	68.4
1941	87	68.4
1942	67	68.4
1943	66	68.4
1944	85	68.4
1945	51	68.4
1946	53	68.4
1947	55	68.4
1948	68	68.4
1949	76	68.4
1950	35	68.5
1951	64	68.5
1952	86	68.5
1953	91	68.5
1954	81	68.5
1955	79	68.5
1956	59	68.5
1957	61	68.5
1958	38	68.5
1959	91	68.5
1960	62	62.5
1961	51	62.5
1962	63	62.5
1963	65	62.5
1964	75	62.5
1965	70	62.5
1966	65	62.5
1967	54	62.5
1968	58	62.5
1969	62	62.5
1970	78	63.4
1971	67	63.4
1972	53	63.4
1973	64	63.4
1974	50	63.4
1975	80	63.4
1976	56	63.4
1977	90	63.4
1978	48	63.4
1979	48	63.4
1980	88	72.4
1981	50	72.4
1982	58	72.4
1983	92	72.4
1984	74	72.4

For each year, a bar from the first to the last day at Hamilton Fairfield meeting 30 C (86 F).

First to last qualifying date each year at Hamilton Fairfield
Year	First date	Last date
1914	1914-04-27	1914-10-07
1915	1915-04-19	1915-10-04
1917	1917-04-18	1917-09-15
1918	1918-05-04	1918-08-24
1919	1919-05-30	1919-10-04
1920	1920-05-24	1920-10-24
1921	1921-05-21	1921-09-15
1922	1922-05-10	1922-10-07
1923	1923-05-27	1923-09-29
1924	1924-05-06	1924-09-21
1930	1930-04-11	1930-09-24
1931	1931-05-18	1931-10-04
1932	1932-05-04	1932-09-19
1933	1933-05-19	1933-09-26
1934	1934-05-03	1934-09-26
1935	1935-05-28	1935-10-13
1936	1936-05-06	1936-09-23
1937	1937-05-21	1937-09-23
1938	1938-05-03	1938-09-12
1939	1939-05-23	1939-10-10
1940	1940-05-06	1940-10-13
1941	1941-04-13	1941-10-07
1942	1942-04-30	1942-09-19
1943	1943-05-06	1943-09-04
1944	1944-05-12	1944-09-21
1945	1945-06-01	1945-09-28
1946	1946-06-06	1946-10-06
1947	1947-06-05	1947-10-16
1948	1948-06-03	1948-09-20
1949	1949-05-03	1949-10-09
1950	1950-05-25	1950-09-01
1951	1951-04-30	1951-10-06
1952	1952-05-04	1952-10-01
1953	1953-05-25	1953-10-21
1954	1954-05-31	1954-10-05
1955	1955-05-03	1955-09-21
1956	1956-05-11	1956-09-14
1957	1957-04-25	1957-09-21
1958	1958-06-04	1958-09-06
1959	1959-05-02	1959-10-05
1960	1960-04-23	1960-09-25
1961	1961-06-01	1961-09-24
1962	1962-04-30	1962-09-13
1963	1963-05-08	1963-10-11
1964	1964-05-18	1964-09-21
1965	1965-05-05	1965-09-22
1966	1966-05-23	1966-09-16
1967	1967-05-25	1967-10-04
1968	1968-06-05	1968-09-23
1969	1969-05-05	1969-09-07
1970	1970-04-29	1970-09-24
1971	1971-05-17	1971-10-03
1972	1972-05-24	1972-09-17
1973	1973-06-03	1973-09-28
1974	1974-05-17	1974-08-27
1975	1975-05-19	1975-10-13
1976	1976-04-20	1976-09-14
1977	1977-04-11	1977-09-18
1978	1978-05-26	1978-09-21
1979	1979-05-08	1979-10-20
1980	1980-05-04	1980-09-22
1981	1981-05-24	1981-09-30
1982	1982-05-05	1982-10-06
1983	1983-06-09	1983-10-03
1984	1984-05-19	1984-09-25

Every Fixed Threshold

Fixed thresholds at Hamilton Fairfield
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	65	104	1936	74
35 C (95 F): Days	58	41	1934	9
40 C (104 F): Days	6	10	1936	1
90 F (32.2 C): Days	65	82	1936	40
100 F (37.8 C): Days	25	17	1936	5
110 F (43.3 C): Days	1	4	1934	4
0 C (32 F): Ice days (max	65	42	1978	13
0 C (32 F): Frost days (min	66	144	1917	109
-10 C (14 F): Days with min	66	44	1977	20
-20 C (-4 F): Days with min	37	13	1978	4
-30 C (-22 F): Days with min	1	1	1984	1
20 C (68 F): Tropical nights (min	66	48	1921	5
25 C (77 F): Days with min	9	2	1930	1
10 mm (0.39 in): Days with 10 mm or more rain	61	48	1945	37
25 mm (0.98 in): Days with 25 mm or more rain	61	20	1917	11
50 mm (1.97 in): Days with 50 mm or more rain	42	4	1932	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1958	1
10 cm (3.9 in): Days with 10 cm or more snowfall	33	5	1951	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1968	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1914.

Download the Data

Data for Hamilton Fairfield threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Hamilton Fairfield Threshold Days by Year (USC00333483)

Key Facts for Hamilton Fairfield Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related